diff options
Diffstat (limited to 'drivers/clk/mxs/clk-imx23.c')
-rw-r--r-- | drivers/clk/mxs/clk-imx23.c | 55 |
1 files changed, 10 insertions, 45 deletions
diff --git a/drivers/clk/mxs/clk-imx23.c b/drivers/clk/mxs/clk-imx23.c index 844043ad0fe4..9f6d15546cbe 100644 --- a/drivers/clk/mxs/clk-imx23.c +++ b/drivers/clk/mxs/clk-imx23.c | |||
@@ -14,6 +14,7 @@ | |||
14 | #include <linux/err.h> | 14 | #include <linux/err.h> |
15 | #include <linux/init.h> | 15 | #include <linux/init.h> |
16 | #include <linux/io.h> | 16 | #include <linux/io.h> |
17 | #include <linux/of.h> | ||
17 | #include <mach/common.h> | 18 | #include <mach/common.h> |
18 | #include <mach/mx23.h> | 19 | #include <mach/mx23.h> |
19 | #include "clk.h" | 20 | #include "clk.h" |
@@ -71,44 +72,6 @@ static void __init clk_misc_init(void) | |||
71 | __mxs_setl(30 << BP_FRAC_IOFRAC, FRAC); | 72 | __mxs_setl(30 << BP_FRAC_IOFRAC, FRAC); |
72 | } | 73 | } |
73 | 74 | ||
74 | static struct clk_lookup uart_lookups[] = { | ||
75 | { .dev_id = "duart", }, | ||
76 | { .dev_id = "mxs-auart.0", }, | ||
77 | { .dev_id = "mxs-auart.1", }, | ||
78 | { .dev_id = "8006c000.serial", }, | ||
79 | { .dev_id = "8006e000.serial", }, | ||
80 | { .dev_id = "80070000.serial", }, | ||
81 | }; | ||
82 | |||
83 | static struct clk_lookup hbus_lookups[] = { | ||
84 | { .dev_id = "imx23-dma-apbh", }, | ||
85 | { .dev_id = "80004000.dma-apbh", }, | ||
86 | }; | ||
87 | |||
88 | static struct clk_lookup xbus_lookups[] = { | ||
89 | { .dev_id = "duart", .con_id = "apb_pclk"}, | ||
90 | { .dev_id = "80070000.serial", .con_id = "apb_pclk"}, | ||
91 | { .dev_id = "imx23-dma-apbx", }, | ||
92 | { .dev_id = "80024000.dma-apbx", }, | ||
93 | }; | ||
94 | |||
95 | static struct clk_lookup ssp_lookups[] = { | ||
96 | { .dev_id = "imx23-mmc.0", }, | ||
97 | { .dev_id = "imx23-mmc.1", }, | ||
98 | { .dev_id = "80010000.ssp", }, | ||
99 | { .dev_id = "80034000.ssp", }, | ||
100 | }; | ||
101 | |||
102 | static struct clk_lookup lcdif_lookups[] = { | ||
103 | { .dev_id = "imx23-fb", }, | ||
104 | { .dev_id = "80030000.lcdif", }, | ||
105 | }; | ||
106 | |||
107 | static struct clk_lookup gpmi_lookups[] = { | ||
108 | { .dev_id = "imx23-gpmi-nand", }, | ||
109 | { .dev_id = "8000c000.gpmi-nand", }, | ||
110 | }; | ||
111 | |||
112 | static const char *sel_pll[] __initconst = { "pll", "ref_xtal", }; | 75 | static const char *sel_pll[] __initconst = { "pll", "ref_xtal", }; |
113 | static const char *sel_cpu[] __initconst = { "ref_cpu", "ref_xtal", }; | 76 | static const char *sel_cpu[] __initconst = { "ref_cpu", "ref_xtal", }; |
114 | static const char *sel_pix[] __initconst = { "ref_pix", "ref_xtal", }; | 77 | static const char *sel_pix[] __initconst = { "ref_pix", "ref_xtal", }; |
@@ -127,6 +90,7 @@ enum imx23_clk { | |||
127 | }; | 90 | }; |
128 | 91 | ||
129 | static struct clk *clks[clk_max]; | 92 | static struct clk *clks[clk_max]; |
93 | static struct clk_onecell_data clk_data; | ||
130 | 94 | ||
131 | static enum imx23_clk clks_init_on[] __initdata = { | 95 | static enum imx23_clk clks_init_on[] __initdata = { |
132 | cpu, hbus, xbus, emi, uart, | 96 | cpu, hbus, xbus, emi, uart, |
@@ -134,6 +98,7 @@ static enum imx23_clk clks_init_on[] __initdata = { | |||
134 | 98 | ||
135 | int __init mx23_clocks_init(void) | 99 | int __init mx23_clocks_init(void) |
136 | { | 100 | { |
101 | struct device_node *np; | ||
137 | int i; | 102 | int i; |
138 | 103 | ||
139 | clk_misc_init(); | 104 | clk_misc_init(); |
@@ -188,14 +153,14 @@ int __init mx23_clocks_init(void) | |||
188 | return PTR_ERR(clks[i]); | 153 | return PTR_ERR(clks[i]); |
189 | } | 154 | } |
190 | 155 | ||
156 | np = of_find_compatible_node(NULL, NULL, "fsl,imx23-clkctrl"); | ||
157 | if (np) { | ||
158 | clk_data.clks = clks; | ||
159 | clk_data.clk_num = ARRAY_SIZE(clks); | ||
160 | of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); | ||
161 | } | ||
162 | |||
191 | clk_register_clkdev(clks[clk32k], NULL, "timrot"); | 163 | clk_register_clkdev(clks[clk32k], NULL, "timrot"); |
192 | clk_register_clkdev(clks[pwm], NULL, "80064000.pwm"); | ||
193 | clk_register_clkdevs(clks[hbus], hbus_lookups, ARRAY_SIZE(hbus_lookups)); | ||
194 | clk_register_clkdevs(clks[xbus], xbus_lookups, ARRAY_SIZE(xbus_lookups)); | ||
195 | clk_register_clkdevs(clks[uart], uart_lookups, ARRAY_SIZE(uart_lookups)); | ||
196 | clk_register_clkdevs(clks[ssp], ssp_lookups, ARRAY_SIZE(ssp_lookups)); | ||
197 | clk_register_clkdevs(clks[gpmi], gpmi_lookups, ARRAY_SIZE(gpmi_lookups)); | ||
198 | clk_register_clkdevs(clks[lcdif], lcdif_lookups, ARRAY_SIZE(lcdif_lookups)); | ||
199 | 164 | ||
200 | for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) | 165 | for (i = 0; i < ARRAY_SIZE(clks_init_on); i++) |
201 | clk_prepare_enable(clks[clks_init_on[i]]); | 166 | clk_prepare_enable(clks[clks_init_on[i]]); |